[PATCH 4.17 25/66] r8169: restore previous behavior to accept BIOS WoL settings

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4.17-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Heiner Kallweit <hkallweit1@xxxxxxxxx>

[ Upstream commit 18041b523692038d41751fd8046638c356d77a36 ]

Commit 7edf6d314cd0 tried to resolve an inconsistency (BIOS WoL
settings are accepted, but device isn't wakeup-enabled) resulting
from a previous broken-BIOS workaround by making disabled WoL the
default.
This however had some side effects, most likely due to a broken BIOS
some systems don't properly resume from suspend when the MagicPacket
WoL bit isn't set in the chip, see
https://bugzilla.kernel.org/show_bug.cgi?id=200195
Therefore restore the WoL behavior from 4.16.

Reported-by: Albert Astals Cid <aacid@xxxxxxx>
Fixes: 7edf6d314cd0 ("r8169: disable WOL per default")
Signed-off-by: Heiner Kallweit <hkallweit1@xxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/net/ethernet/realtek/r8169.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -8272,8 +8272,7 @@ static int rtl_init_one(struct pci_dev *
 		return rc;
 	}
 
-	/* override BIOS settings, use userspace tools to enable WOL */
-	__rtl8169_set_wol(tp, 0);
+	tp->saved_wolopts = __rtl8169_get_wol(tp);
 
 	if (rtl_tbi_enabled(tp)) {
 		tp->set_speed = rtl8169_set_speed_tbi;





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